var map = new BMap.Map("mao_bon_left");
map.enableScrollWheelZoom(true);
var point = new BMap.Point(116.28140512207031,40.179829749892484);
map.centerAndZoom(point, 15);
	var marker = new BMap.Marker(point);
	map.addOverlay(marker);// 将标注添加到地图中
	marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画
var dihzi = document.getElementsByClassName('dihzi')
function fn(a,b){
	var point = new BMap.Point(a,b);
}